英语词汇trackbed怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	trackbed
释义	trackbed /ˈtrækbed/ noun the foundation structure on which railway tracks are laid 铁路路床, 路基。
随便看	terminator terminator gene terminer termini terminological terminological inexactitude terminologically terminologist terminology terminus terminus ad quem terminus ante quem terminus a quo terminus post quem termitarium termitary termite termly term of years term paper terms terms of reference terms of trade tern ternary

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